*{
    margin: 0;
    padding: 0;
}
table{
    margin: auto;
    margin-top: 150px;
}
table,th,td{
    border: 1px solid;
    border-spacing: 0px;
}
table td{
    padding-top: 15px;
    padding-bottom: 15px;
    padding-left: 15px;
    padding-right: 15px;
    text-align: center;
}
table th{
    background-color: bisque;
}
#table_name{
    width: 100px;
}

button{
    width: 50px;
    height: 30px;
}